Home / 930,832.65-1,284,566.48-517,408.24

Finding the Fourth Proportional to 930,832.65, 1,284,566.48 and 517,408.24

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Solution

The fourth proportional to 930,832.65, 1,284,566.48 and 517,408.24 is: 714,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,832.65 : 1,284,566.48 = 517,408.24 : x
  2. Step 2: Convert to fraction form
    930,832.65/1,284,566.48 = 517,408.24/x
  3. Step 3: Cross multiply
    930,832.65x = 1,284,566.48 × 517,408.24
  4. Step 4: Simplify right side
    930,832.65x = 664,645,281,579.80
  5. Step 5: Solve for x
    x = 664,645,281,579.80/930,832.65
  6. Step 6: Final answer
    x = 714,033.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.